Refine by channel:
Ask HJ (1713)
Forum (912)
News (157)
FAQs (4)
Article (1)
Sort by: Relevance | Newest first | Oldest first
-
No particulate place to go 5 Feb 2011 (Ask HJ)
I am changing my car this year (2006/56 Mercedes E280CDI with 30k miles) and am considering either Jag XF, BMW X3 or perhaps another Merc. My concern is... -
Do I drive enough miles a year for a diesel? 12 Jul 2023 (Ask HJ)
I'm looking to buy a Citroen C3 Picasso, it's a 2015 diesel, and I was worried I may not do enough miles in it to keep the DPF healthy. I'll be doing about... -
Ford C-MAX - DPF replaced, rotten egg smell and amber light 14 Apr 2021 (Forum)
I'm going to plug the car in over the weekend to get codes but wondered if this is normal when a DPF is replaced. -
I didn't know short runs could damage a diesel car - should I change my diesel Mazda 6? 4 Jan 2018 (Ask HJ)
Although I really like my diesel Mazda 6, I had no knowledge regarding the DPF i.e. short runs not doing it any good. Are there any other cars with as... -
I want a 2007 diesel Honda CR-V for towing - will there be heavy tax penalties on old diesels? 8 Mar 2017 (Ask HJ)
I cover about 10,000 miles per year, mostly journeys of 50+ miles. I need a 4x4 to negotiate muddy/slippery tracks and to tow a trailer. I'm looking at... -
Can I remove the DPF from my Jaguar XF? 4 May 2013 (Ask HJ)
I have a Jaguar XF 2.7 Diesel and probably do too many short runs for the diesel particulate filter, averaging only 8000 miles a year. So far the light... -
Buying a used medium sized diesel - what would you recommend? 8 Apr 2013 (Ask HJ)
I am looking to buy a medium sized diesel without DPF. After reading too many internet forums I am now unable to decide what to plump for given that there... -
Thinking of buying a secondhand diesel - when did DPFs and DMFs appear? 21 Apr 2012 (Ask HJ)
I am driving a 2004 Ford C-Max 1.6 diesel which is giving excellent service and fuel economy. I will keep it for a year or two longer, but I wonder about... -
Will the Hyundai i30 make a good driving school car and will any DPF problems be covered by a warranty? 21 Jan 2012 (Ask HJ)
I recently asked for advice on the best car for a driving instructor, and one of the recommendations was a Hyundai i10. I dismissed this as having no student... -
Why is my Vauxhall Combo van losing power? 5 Sep 2010 (Ask HJ)
Please could you advise what to do about a new Vauxhall Combo SE 1.3 van I bought in May 2010? It is hesitating and losing power, and our local dealer... -
Peugeot 508sw - peugeot 508sw dpf? 16 Nov 2017 (Forum)
Hi all, just wondering whether the technical experts on here could confirm what type of DPF a 2013 peugeot 508sw has fitted. The car in question has the 2.0 HDI 140hp engine. What i would like to know is, has it the eloyses fluid based system, or has it the coated "dry" version?. I've asked a few people (owners) and no-one seems to know. -
Volkswagen Passat B7 - Revs for DPF Regen? 23 Jun 2017 (Forum)
My Passat has had the emissions fix which I read can result in more soot and earlier DPF failure. Guidance is that I should have regular runs with revs over 2000rpm. Trouble is on motorway runs in 6th at 70mph my rpm is just below 2000rpm. So do I have to change down? How far for? -
Mazda 5 - How to keep dpf healthy 24 May 2016 (Forum)
Hi i have recently bought mazda5 1.6 venture disel one.Since the disel car is something i had for the first time.So i just wanted to know few things. 1.Does it has any dpf additives? 2.How often i will need to drive in motorways and for how long? 3.If i drive 20 miles a day in cities areas,Will the pdf will stay healthy? 4.What is cold run? I belive my questions will be answered. -
DPF questions 25 Nov 2012 (Ask HJ)
I am buying an Alfa Romeo Giulietta diesel. The dealer says that the DPF problem is lessened on this car as it is higher up the exhaust system. Is that... -
I tried to safely assist my Ford Galaxy's passive DPF regeneration - is my engine okay? 22 Mar 2017 (Ask HJ)
I've recently purchased a 2011 Ford Galaxy 2.0 TDCi. After the local Ford dealer changed oil and all filters they advised me to (as the car was immobile... -
Does our Mercedes-Benz C220 diesel need a new DPF? 15 Jan 2017 (Ask HJ)
We have had a 2004 Mercedes-Benz C220 CDi automatic diesel in Spain for the last 10 years. All was fine until a week after its annual MOT last May, when... -
Can I remove the DPF from my Land Rover Defender? 7 Sep 2013 (Ask HJ)
I am on my second Land Rover Defender after owning many saloon cars and two SUVs. The Defender is an excellent, simple vehicle, which was the main reason... -
Six months of apparent DPF problems with an Astra 3 Sep 2013 (Ask HJ)
I have a 2012 Vauxhall Astra 1.7 diesel. It started to cut out in March 2013 and became unreliable. Vauxhall assistance (AA) said it was supermarket fuel.... -
How does the DPF work in my Peugeot 3008 diesel? 10 Aug 2013 (Ask HJ)
I am a lady driving a Peugeot 3008 1.6 diesel EGC doing about 10,000 miles a year, mostly on short runs of between 10 and 15 miles with only an occasional... -
Ford S-MAX - When to replace high mileage 30 Mar 2023 (Forum)
. we know this means DPF will not last as long. We’ve replaced timing belt and alternator. Assume that we are gambling with DPF and likely to need replacing this year?

